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Question
The difference between an integer x and (−9) is 6. Find all possible values of x.
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Solution
The difference between an integer x – (−9) = 6 or −9 – x = 6
∴ Value of x
⇒ x – (−9) = 6 or ⇒ −9 − x = 6
⇒ x + 9 = 6 or −x = 6 + 9
⇒ x = 6 – 9 or ⇒ −x = 15
⇒ x = −3 or ⇒ x = −15
Hence, the possible values of x are −3 and −15.
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